Page Banner

United States Department of Agriculture

Agricultural Research Service

Related Topics


Pathogenesis (path-uh-JEN-ih-sis) is the onset and progress of a disease. In a plant, PR proteins try to halt the disease before it goes too far. Next time someone gets the sniffles, ask, “What’s bothering you--pathogenesis or onions?”

Last Modified: 8/12/2016
Footer Content Back to Top of Page